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FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables) | 12 Months Ended
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Sep. 30, 2013
Fair Value Disclosures [Abstract] |
Fair value - financial instruments | The carrying amounts and estimated fair values of financial instruments not measured at fair value on a recurring basis at September 30, 2013 and 2012 are as follows:
|  |  |  |  | Classification of Estimated Fair Value
(Thousands) | Carrying Amount |  | Fair Value |  | Quoted Prices in Active Markets (Level 1) |  | Significant Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3)
As of September 30, 2013 |  |  |  |  |  |  |  |  |
Cash and cash equivalents | $ | 52,981 |  |  | $ | 52,981 |  |  | $ | 52,824 |  |  | $ | 157 |  |  | $ | — |
Short-term debt | 74,000 |  |  | 74,000 |  |  | — |  |  | 74,000 |  |  | — |
Long-term debt, including current portion | 912,712 |  |  | 954,126 |  |  | — |  |  | 954,126 |  |  | — |
As of September 30, 2012 |  |  |  |  |  |  |  |  |
Cash and cash equivalents | $ | 27,457 |  |  | $ | 27,457 |  |  | $ | 17,380 |  |  | $ | 10,077 |  |  | $ | — |
Short-term debt | 40,100 |  |  | 40,100 |  |  | — |  |  | 40,100 |  |  | — |
Long-term debt, including current portion | 364,416 |  |  | 452,768 |  |  | — |  |  | 452,768 |  |  | — |

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- Definition Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13433-108611 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13467-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13476-108611 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6957238&loc=d3e14172-108612 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6447952&loc=d3e13220-108610 + Details
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